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Performance timing measurements
[exim.git] / src / src / globals.c
CommitLineData
059ec3d9
PH		 1/*************************************************
2* Exim - an Internet mail transport agent *
3*************************************************/
4
f9ba5e22 5/* Copyright (c) University of Cambridge 1995 - 2018 */
059ec3d9
PH		 6/* See the file NOTICE for conditions of use and distribution. */
7
8/* All the global variables are defined together in this one module, so
9that they are easy to find. */
10
11#include "exim.h"
12
13
059ec3d9
PH		 14/* Generic options for auths, all of which live inside auth_instance
15data blocks and hence have the opt_public flag set. */
16
17optionlist optionlist_auths[] = {
6c512171
PH		 18 { "client_condition", opt_stringptr | opt_public,
19 (void *)(offsetof(auth_instance, client_condition)) },
6f123593
JH		 20 { "client_set_id", opt_stringptr | opt_public,
21 (void *)(offsetof(auth_instance, set_client_id)) },
059ec3d9
PH		 22 { "driver", opt_stringptr | opt_public,
23 (void *)(offsetof(auth_instance, driver_name)) },
24 { "public_name", opt_stringptr | opt_public,
25 (void *)(offsetof(auth_instance, public_name)) },
26 { "server_advertise_condition", opt_stringptr | opt_public,
27 (void *)(offsetof(auth_instance, advertise_condition))},
16ff981e
PH		 28 { "server_condition", opt_stringptr | opt_public,
29 (void *)(offsetof(auth_instance, server_condition)) },
059ec3d9
PH		 30 { "server_debug_print", opt_stringptr | opt_public,
31 (void *)(offsetof(auth_instance, server_debug_string)) },
32 { "server_mail_auth_condition", opt_stringptr | opt_public,
33 (void *)(offsetof(auth_instance, mail_auth_condition)) },
34 { "server_set_id", opt_stringptr | opt_public,
35 (void *)(offsetof(auth_instance, set_id)) }
36};
37
c0b9d3e8 38int optionlist_auths_size = nelem(optionlist_auths);
059ec3d9
PH		 39
40/* An empty host aliases list. */
41
42uschar *no_aliases = NULL;
43
44
45/* For comments on these variables, see globals.h. I'm too idle to
46duplicate them here... */
47
48#ifdef EXIM_PERL
49uschar *opt_perl_startup = NULL;
50BOOL opt_perl_at_start = FALSE;
51BOOL opt_perl_started = FALSE;
2f680c0c 52BOOL opt_perl_taintmode = FALSE;
059ec3d9
PH		 53#endif
54
1a46a8c5
PH		 55#ifdef EXPAND_DLFUNC
56tree_node *dlobj_anchor = NULL;
57#endif
58
059ec3d9
PH		 59#ifdef LOOKUP_IBASE
60uschar *ibase_servers = NULL;
61#endif
62
63#ifdef LOOKUP_LDAP
bc19a55b
PP		 64uschar *eldap_ca_cert_dir = NULL;
65uschar *eldap_ca_cert_file = NULL;
66uschar *eldap_cert_file = NULL;
67uschar *eldap_cert_key = NULL;
68uschar *eldap_cipher_suite = NULL;
059ec3d9 69uschar *eldap_default_servers = NULL;
bc19a55b 70uschar *eldap_require_cert = NULL;
059ec3d9 71int eldap_version = -1;
bc19a55b 72BOOL eldap_start_tls = FALSE;
059ec3d9
PH		 73#endif
74
75#ifdef LOOKUP_MYSQL
76uschar *mysql_servers = NULL;
77#endif
78
79#ifdef LOOKUP_ORACLE
80uschar *oracle_servers = NULL;
81#endif
82
83#ifdef LOOKUP_PGSQL
84uschar *pgsql_servers = NULL;
85#endif
86
de78e2d5 87#ifdef LOOKUP_REDIS
9bdd29ad
TL		 88uschar *redis_servers = NULL;
89#endif
90
31480e42
PH		 91#ifdef LOOKUP_SQLITE
92int sqlite_lock_timeout = 5;
93#endif
94
059ec3d9
PH		 95#ifdef SUPPORT_MOVE_FROZEN_MESSAGES
96BOOL move_frozen_messages = FALSE;
97#endif
98
99/* These variables are outside the #ifdef because it keeps the code less
100cluttered in several places (e.g. during logging) if we can always refer to
74f1a423
JH		 101them. Also, the tls_ variables are now always visible. Note that these are
102only used for smtp connections, not for service-daemon access. */
059ec3d9 103
817d9f57 104tls_support tls_in = {
b10c87b3
JH		 105 .active = {.sock = -1}
106 /* all other elements zero */
817d9f57
JH		 107};
108tls_support tls_out = {
74f1a423 109 .active = {.sock = -1},
b10c87b3 110 /* all other elements zero */
817d9f57
JH		 111};
112
6c1c3d1d
WB		 113uschar *dsn_envid = NULL;
114int dsn_ret = 0;
115const pcre *regex_DSN = NULL;
6c1c3d1d 116uschar *dsn_advertise_hosts = NULL;
059ec3d9 117
01603eec 118#ifndef DISABLE_TLS
e6060e2c 119BOOL gnutls_compat_mode = FALSE;
2519e60d 120BOOL gnutls_allow_auto_pkcs11 = FALSE;
77bb000f 121uschar *openssl_options = NULL;
059ec3d9 122const pcre *regex_STARTTLS = NULL;
23f3dc67 123uschar *tls_advertise_hosts = US"*";
059ec3d9
PH		 124uschar *tls_certificate = NULL;
125uschar *tls_crl = NULL;
3375e053
PP		 126/* This default matches NSS DH_MAX_P_BITS value at current time (2012), because
127that's the interop problem which has been observed: GnuTLS suggesting a higher
128bit-count as "NORMAL" (2432) and Thunderbird dropping connection. */
129int tls_dh_max_bits = 2236;
059ec3d9 130uschar *tls_dhparam = NULL;
8e53a4fc 131uschar *tls_eccurve = US"auto";
23f3dc67 132# ifndef DISABLE_OCSP
3f7eeb86 133uschar *tls_ocsp_file = NULL;
23f3dc67 134# endif
059ec3d9
PH		 135uschar *tls_privatekey = NULL;
136BOOL tls_remember_esmtp = FALSE;
137uschar *tls_require_ciphers = NULL;
b10c87b3
JH		 138# ifdef EXPERIMENTAL_TLS_RESUME
139uschar *tls_resumption_hosts = NULL;
140# endif
059ec3d9 141uschar *tls_try_verify_hosts = NULL;
0e0f3f56 142uschar *tls_verify_certificates= US"system";
059ec3d9 143uschar *tls_verify_hosts = NULL;
01603eec 144#else /*DISABLE_TLS*/
23f3dc67 145uschar *tls_advertise_hosts = NULL;
059ec3d9
PH		 146#endif
147
8ccd00b1 148#ifndef DISABLE_PRDR
fd98a5c6
JH		 149/* Per Recipient Data Response variables */
150BOOL prdr_enable = FALSE;
151BOOL prdr_requested = FALSE;
152const pcre *regex_PRDR = NULL;
153#endif
059ec3d9 154
8c5d388a 155#ifdef SUPPORT_I18N
7ade712c
JH		 156const pcre *regex_UTF8 = NULL;
157#endif
158
059ec3d9
PH		 159/* Input-reading functions for messages, so we can use special ones for
160incoming TCP/IP. The defaults use stdin. We never need these for any
161stand-alone tests. */
162
d185889f 163#if !defined(STAND_ALONE) && !defined(MACRO_PREDEF)
bd8fbe36 164int (*lwr_receive_getc)(unsigned) = stdin_getc;
0d81dabc 165uschar * (*lwr_receive_getbuf)(unsigned *) = NULL;
7e3ce68e 166int (*lwr_receive_ungetc)(int) = stdin_ungetc;
bd8fbe36 167int (*receive_getc)(unsigned) = stdin_getc;
0d81dabc 168uschar * (*receive_getbuf)(unsigned *) = NULL;
584e96c6 169void (*receive_get_cache)(void)= NULL;
059ec3d9
PH		 170int (*receive_ungetc)(int) = stdin_ungetc;
171int (*receive_feof)(void) = stdin_feof;
172int (*receive_ferror)(void) = stdin_ferror;
58eb016e 173BOOL (*receive_smtp_buffered)(void) = NULL; /* Only used for SMTP */
059ec3d9
PH		 174#endif
175
176
177/* List of per-address expansion variables for clearing and saving/restoring
178when verifying one address while routing/verifying another. We have to have
179the size explicit, because it is referenced from more than one module. */
180
55414b25
JH		 181const uschar **address_expansions[ADDRESS_EXPANSIONS_COUNT] = {
182 CUSS &deliver_address_data,
183 CUSS &deliver_domain,
184 CUSS &deliver_domain_data,
185 CUSS &deliver_domain_orig,
186 CUSS &deliver_domain_parent,
187 CUSS &deliver_localpart,
188 CUSS &deliver_localpart_data,
189 CUSS &deliver_localpart_orig,
190 CUSS &deliver_localpart_parent,
191 CUSS &deliver_localpart_prefix,
192 CUSS &deliver_localpart_suffix,
193 CUSS (uschar **)(&deliver_recipients),
194 CUSS &deliver_host,
195 CUSS &deliver_home,
196 CUSS &address_file,
197 CUSS &address_pipe,
198 CUSS &self_hostname,
059ec3d9
PH		 199 NULL };
200
201int address_expansions_count = sizeof(address_expansions)/sizeof(uschar **);
202
8768d548
JH		 203/******************************************************************************/
204/* General global variables. Boolean flags are done as a group
205so that only one bit each is needed, packed, for all those we never
206need to take a pointer - and only a char for the rest.
207This means a struct, unfortunately since it clutters the sourcecode. */
208
209struct global_flags f =
210{
211 .acl_temp_details = FALSE,
212 .active_local_from_check = FALSE,
213 .active_local_sender_retain = FALSE,
214 .address_test_mode = FALSE,
215 .admin_user = FALSE,
216 .allow_auth_unadvertised= FALSE,
217 .allow_unqualified_recipient = TRUE, /* For local messages */
218 .allow_unqualified_sender = TRUE, /* Reset for SMTP */
219 .authentication_local = FALSE,
220
221 .background_daemon = TRUE,
222
223 .chunking_offered = FALSE,
224 .config_changed = FALSE,
225 .continue_more = FALSE,
226
227 .daemon_listen = FALSE,
228 .debug_daemon = FALSE,
229 .deliver_firsttime = FALSE,
230 .deliver_force = FALSE,
231 .deliver_freeze = FALSE,
232 .deliver_force_thaw = FALSE,
233 .deliver_manual_thaw = FALSE,
234 .deliver_selectstring_regex = FALSE,
235 .deliver_selectstring_sender_regex = FALSE,
236 .disable_callout_flush = FALSE,
237 .disable_delay_flush = FALSE,
238 .disable_logging = FALSE,
239#ifndef DISABLE_DKIM
240 .dkim_disable_verify = FALSE,
241#endif
1a2e76e1 242#ifdef SUPPORT_DMARC
8768d548
JH		 243 .dmarc_has_been_checked = FALSE,
244 .dmarc_disable_verify = FALSE,
245 .dmarc_enable_forensic = FALSE,
246#endif
247 .dont_deliver = FALSE,
248 .dot_ends = TRUE,
249
250 .enable_dollar_recipients = FALSE,
251 .expand_string_forcedfail = FALSE,
252
253 .filter_running = FALSE,
254
255 .header_rewritten = FALSE,
256 .helo_verified = FALSE,
257 .helo_verify_failed = FALSE,
258 .host_checking_callout = FALSE,
259 .host_find_failed_syntax= FALSE,
260
261 .inetd_wait_mode = FALSE,
262 .is_inetd = FALSE,
263
264 .local_error_message = FALSE,
265 .log_testing_mode = FALSE,
266
267#ifdef WITH_CONTENT_SCAN
268 .no_mbox_unspool = FALSE,
269#endif
270 .no_multiline_responses = FALSE,
271
272 .parse_allow_group = FALSE,
273 .parse_found_group = FALSE,
274 .pipelining_enable = TRUE,
275#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
276 .proxy_session_failed = FALSE,
277#endif
278
279 .queue_2stage = FALSE,
280 .queue_only_policy = FALSE,
281 .queue_run_first_delivery = FALSE,
282 .queue_run_force = FALSE,
283 .queue_run_local = FALSE,
284 .queue_running = FALSE,
285 .queue_smtp = FALSE,
286
287 .really_exim = TRUE,
288 .receive_call_bombout = FALSE,
289 .recipients_discarded = FALSE,
8768d548
JH		 290 .running_in_test_harness = FALSE,
291
292 .search_find_defer = FALSE,
293 .sender_address_forced = FALSE,
294 .sender_host_notsocket = FALSE,
295 .sender_host_unknown = FALSE,
296 .sender_local = FALSE,
297 .sender_name_forced = FALSE,
298 .sender_set_untrusted = FALSE,
8768d548 299 .smtp_authenticated = FALSE,
4e48d56c 300#ifdef SUPPORT_PIPE_CONNECT
ee8b8090
JH		 301 .smtp_in_early_pipe_advertised = FALSE,
302 .smtp_in_early_pipe_no_auth = FALSE,
303 .smtp_in_early_pipe_used = FALSE,
304#endif
8768d548
JH		 305 .smtp_in_pipelining_advertised = FALSE,
306 .smtp_in_pipelining_used = FALSE,
307 .spool_file_wireformat = FALSE,
308 .submission_mode = FALSE,
309 .suppress_local_fixups = FALSE,
310 .suppress_local_fixups_default = FALSE,
311 .synchronous_delivery = FALSE,
312 .system_filtering = FALSE,
313
314 .tcp_fastopen_ok = FALSE,
315 .tcp_in_fastopen = FALSE,
ee8b8090 316 .tcp_in_fastopen_data = FALSE,
8768d548
JH		 317 .tcp_in_fastopen_logged = FALSE,
318 .tcp_out_fastopen_logged= FALSE,
319 .timestamps_utc = FALSE,
320 .transport_filter_timed_out = FALSE,
321 .trusted_caller = FALSE,
322 .trusted_config = TRUE,
323};
324
325/******************************************************************************/
326/* These are the flags which are either variables or mainsection options,
327so an address is needed for access, or are exported to local_scan. */
328
329BOOL accept_8bitmime = TRUE; /* deliberately not RFC compliant */
330BOOL allow_domain_literals = FALSE;
331BOOL allow_mx_to_ip = FALSE;
332BOOL allow_utf8_domains = FALSE;
333BOOL authentication_failed = FALSE;
334
335BOOL bounce_return_body = TRUE;
336BOOL bounce_return_message = TRUE;
337BOOL check_rfc2047_length = TRUE;
338BOOL commandline_checks_require_admin = FALSE;
339
340#ifdef EXPERIMENTAL_DCC
341BOOL dcc_direct_add_header = FALSE;
342#endif
343BOOL debug_store = FALSE;
344BOOL delivery_date_remove = TRUE;
345BOOL deliver_drop_privilege = FALSE;
346#ifdef ENABLE_DISABLE_FSYNC
347BOOL disable_fsync = FALSE;
348#endif
349BOOL disable_ipv6 = FALSE;
350BOOL dns_csa_use_reverse = TRUE;
351BOOL drop_cr = FALSE; /* No longer used */
352
353BOOL envelope_to_remove = TRUE;
354BOOL exim_gid_set = TRUE; /* This gid is always set */
355BOOL exim_uid_set = TRUE; /* This uid is always set */
356BOOL extract_addresses_remove_arguments = TRUE;
357
358BOOL host_checking = FALSE;
359BOOL host_lookup_deferred = FALSE;
360BOOL host_lookup_failed = FALSE;
361BOOL ignore_fromline_local = FALSE;
362
363BOOL local_from_check = TRUE;
364BOOL local_sender_retain = FALSE;
365BOOL log_timezone = FALSE;
366BOOL message_body_newlines = FALSE;
367BOOL message_logs = TRUE;
368#ifdef SUPPORT_I18N
369BOOL message_smtputf8 = FALSE;
370#endif
371BOOL mua_wrapper = FALSE;
372
373BOOL preserve_message_logs = FALSE;
374BOOL print_topbitchars = FALSE;
375BOOL prod_requires_admin = TRUE;
376#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
377BOOL proxy_session = FALSE;
378#endif
379
380BOOL queue_list_requires_admin = TRUE;
381BOOL queue_only = FALSE;
382BOOL queue_only_load_latch = TRUE;
383BOOL queue_only_override = TRUE;
384BOOL queue_run_in_order = FALSE;
385BOOL recipients_max_reject = FALSE;
386BOOL return_path_remove = TRUE;
387
388BOOL smtp_batched_input = FALSE;
389BOOL sender_helo_dnssec = FALSE;
390BOOL sender_host_dnssec = FALSE;
391BOOL smtp_accept_keepalive = TRUE;
392BOOL smtp_check_spool_space = TRUE;
393BOOL smtp_enforce_sync = TRUE;
394BOOL smtp_etrn_serialize = TRUE;
395BOOL smtp_input = FALSE;
396BOOL smtp_return_error_details = FALSE;
397#ifdef SUPPORT_SPF
398BOOL spf_result_guessed = FALSE;
399#endif
400BOOL split_spool_directory = FALSE;
401BOOL spool_wireformat = FALSE;
402#ifdef EXPERIMENTAL_SRS
403BOOL srs_usehash = TRUE;
404BOOL srs_usetimestamp = TRUE;
405#endif
406BOOL strict_acl_vars = FALSE;
407BOOL strip_excess_angle_brackets = FALSE;
408BOOL strip_trailing_dot = FALSE;
409BOOL syslog_duplication = TRUE;
410BOOL syslog_pid = TRUE;
411BOOL syslog_timestamp = TRUE;
412BOOL system_filter_gid_set = FALSE;
413BOOL system_filter_uid_set = FALSE;
414
415BOOL tcp_nodelay = TRUE;
416BOOL write_rejectlog = TRUE;
417
418/******************************************************************************/
059ec3d9 419
71fafd95 420header_line *acl_added_headers = NULL;
059ec3d9 421tree_node *acl_anchor = NULL;
525239c1
JH		 422uschar *acl_arg[9] = {NULL, NULL, NULL, NULL, NULL,
423 NULL, NULL, NULL, NULL};
424int acl_narg = 0;
8f128379 425
e1d04f48
JH		 426int acl_level = 0;
427
059ec3d9 428uschar *acl_not_smtp = NULL;
54cdb463
PH		 429#ifdef WITH_CONTENT_SCAN
430uschar *acl_not_smtp_mime = NULL;
431#endif
45b91596 432uschar *acl_not_smtp_start = NULL;
e7568d51 433uschar *acl_removed_headers = NULL;
059ec3d9
PH		 434uschar *acl_smtp_auth = NULL;
435uschar *acl_smtp_connect = NULL;
436uschar *acl_smtp_data = NULL;
8ccd00b1 437#ifndef DISABLE_PRDR
ad07e9ad 438uschar *acl_smtp_data_prdr = US"accept";
fd98a5c6 439#endif
80a47a2c
TK		 440#ifndef DISABLE_DKIM
441uschar *acl_smtp_dkim = NULL;
442#endif
059ec3d9
PH		 443uschar *acl_smtp_etrn = NULL;
444uschar *acl_smtp_expn = NULL;
445uschar *acl_smtp_helo = NULL;
446uschar *acl_smtp_mail = NULL;
447uschar *acl_smtp_mailauth = NULL;
8523533c
TK		 448#ifdef WITH_CONTENT_SCAN
449uschar *acl_smtp_mime = NULL;
450#endif
8f128379 451uschar *acl_smtp_notquit = NULL;
059ec3d9
PH		 452uschar *acl_smtp_predata = NULL;
453uschar *acl_smtp_quit = NULL;
454uschar *acl_smtp_rcpt = NULL;
455uschar *acl_smtp_starttls = NULL;
456uschar *acl_smtp_vrfy = NULL;
8f128379 457
38a0a95f
PH		 458tree_node *acl_var_c = NULL;
459tree_node *acl_var_m = NULL;
059ec3d9 460uschar *acl_verify_message = NULL;
059ec3d9
PH		 461string_item *acl_warn_logged = NULL;
462
463/* Names of SMTP places for use in ACL error messages, and corresponding SMTP
464error codes - keep in step with definitions of ACL_WHERE_xxxx in macros.h. */
465
466uschar *acl_wherenames[] = { US"RCPT",
467 US"MAIL",
468 US"PREDATA",
8523533c 469 US"MIME",
80a47a2c 470 US"DKIM",
059ec3d9 471 US"DATA",
8ccd00b1 472#ifndef DISABLE_PRDR
fd98a5c6
JH		 473 US"PRDR",
474#endif
059ec3d9
PH		 475 US"non-SMTP",
476 US"AUTH",
477 US"connection",
478 US"ETRN",
479 US"EXPN",
480 US"EHLO or HELO",
481 US"MAILAUTH",
45b91596 482 US"non-SMTP-start",
8f128379 483 US"NOTQUIT",
059ec3d9
PH		 484 US"QUIT",
485 US"STARTTLS",
723c72e6 486 US"VRFY",
faa05a93
JH		 487 US"delivery",
488 US"unknown"
059ec3d9
PH		 489 };
490
a5bd321b
PH		 491uschar *acl_wherecodes[] = { US"550", /* RCPT */
492 US"550", /* MAIL */
493 US"550", /* PREDATA */
494 US"550", /* MIME */
80a47a2c 495 US"550", /* DKIM */
a5bd321b 496 US"550", /* DATA */
8ccd00b1 497#ifndef DISABLE_PRDR
fd98a5c6
JH		 498 US"550", /* RCPT PRDR */
499#endif
a5bd321b
PH		 500 US"0", /* not SMTP; not relevant */
501 US"503", /* AUTH */
502 US"550", /* connect */
503 US"458", /* ETRN */
504 US"550", /* EXPN */
505 US"550", /* HELO/EHLO */
506 US"0", /* MAILAUTH; not relevant */
507 US"0", /* not SMTP; not relevant */
8f128379 508 US"0", /* NOTQUIT; not relevant */
a5bd321b
PH		 509 US"0", /* QUIT; not relevant */
510 US"550", /* STARTTLS */
723c72e6 511 US"252", /* VRFY */
faa05a93 512 US"0", /* delivery; not relevant */
723c72e6 513 US"0" /* unknown; not relevant */
059ec3d9 514 };
8e669ac1 515
bc3c7bb7 516uschar *add_environment = NULL;
059ec3d9
PH		 517address_item *addr_duplicate = NULL;
518
519address_item address_defaults = {
f2ed27cf
JH		 520 .next = NULL,
521 .parent = NULL,
522 .first = NULL,
523 .dupof = NULL,
524 .start_router = NULL,
525 .router = NULL,
526 .transport = NULL,
527 .host_list = NULL,
528 .host_used = NULL,
529 .fallback_hosts = NULL,
530 .reply = NULL,
531 .retries = NULL,
532 .address = NULL,
533 .unique = NULL,
534 .cc_local_part = NULL,
535 .lc_local_part = NULL,
536 .local_part = NULL,
537 .prefix = NULL,
538 .suffix = NULL,
539 .domain = NULL,
540 .address_retry_key = NULL,
541 .domain_retry_key = NULL,
542 .current_dir = NULL,
543 .home_dir = NULL,
544 .message = NULL,
545 .user_message = NULL,
546 .onetime_parent = NULL,
547 .pipe_expandn = NULL,
548 .return_filename = NULL,
549 .self_hostname = NULL,
550 .shadow_message = NULL,
01603eec 551#ifndef DISABLE_TLS
f2ed27cf
JH		 552 .cipher = NULL,
553 .ourcert = NULL,
554 .peercert = NULL,
555 .peerdn = NULL,
556 .ocsp = OCSP_NOT_REQ,
895fbaf2
JH		 557#endif
558#ifdef EXPERIMENTAL_DSN_INFO
f2ed27cf
JH		 559 .smtp_greeting = NULL,
560 .helo_response = NULL,
895fbaf2 561#endif
f2ed27cf
JH		 562 .authenticator = NULL,
563 .auth_id = NULL,
564 .auth_sndr = NULL,
565 .dsn_orcpt = NULL,
566 .dsn_flags = 0,
567 .dsn_aware = 0,
568 .uid = (uid_t)(-1),
569 .gid = (gid_t)(-1),
7eb0e5d2 570 .flags = { 0 },
f2ed27cf
JH		 571 .domain_cache = { 0 }, /* domain_cache - any larger array should be zeroed */
572 .localpart_cache = { 0 }, /* localpart_cache - ditto */
573 .mode = -1,
574 .more_errno = 0,
575 .delivery_usec = 0,
576 .basic_errno = ERRNO_UNKNOWNERROR,
577 .child_count = 0,
578 .return_file = -1,
579 .special_action = SPECIAL_NONE,
580 .transport_return = DEFER,
581 .prop = { /* fields that are propagated to children */
582 .address_data = NULL,
583 .domain_data = NULL,
584 .localpart_data = NULL,
585 .errors_address = NULL,
586 .extra_headers = NULL,
587 .remove_headers = NULL,
b4f579d1 588 .variables = NULL,
384152a6 589#ifdef EXPERIMENTAL_SRS
f2ed27cf 590 .srs_sender = NULL,
7ade712c 591#endif
a5853d7c 592 .ignore_error = FALSE,
8c5d388a 593#ifdef SUPPORT_I18N
f2ed27cf
JH		 594 .utf8_msg = FALSE,
595 .utf8_downcvt = FALSE,
596 .utf8_downcvt_maybe = FALSE
384152a6 597#endif
059ec3d9
PH		 598 }
599};
600
601uschar *address_file = NULL;
602uschar *address_pipe = NULL;
059ec3d9
PH		 603tree_node *addresslist_anchor = NULL;
604int addresslist_count = 0;
605gid_t *admin_groups = NULL;
617d3932
JH		 606
607#ifdef EXPERIMENTAL_ARC
608struct arc_set *arc_received = NULL;
609int arc_received_instance = 0;
610int arc_oldest_pass = 0;
611const uschar *arc_state = NULL;
93c931f8 612const uschar *arc_state_reason = NULL;
617d3932
JH		 613#endif
614
2d07a215 615uschar *authenticated_fail_id = NULL;
059ec3d9
PH		 616uschar *authenticated_id = NULL;
617uschar *authenticated_sender = NULL;
059ec3d9
PH		 618auth_instance *auths = NULL;
619uschar *auth_advertise_hosts = US"*";
620auth_instance auth_defaults = {
f2ed27cf
JH		 621 .next = NULL,
622 .name = NULL,
623 .info = NULL,
624 .options_block = NULL,
625 .driver_name = NULL,
626 .advertise_condition = NULL,
627 .client_condition = NULL,
628 .public_name = NULL,
629 .set_id = NULL,
630 .set_client_id = NULL,
631 .mail_auth_condition = NULL,
632 .server_debug_string = NULL,
633 .server_condition = NULL,
634 .client = FALSE,
635 .server = FALSE,
636 .advertised = FALSE
059ec3d9
PH		 637};
638
639uschar *auth_defer_msg = US"reason not recorded";
640uschar *auth_defer_user_msg = US"";
f78eb7c6 641uschar *auth_vars[AUTH_VARS];
059ec3d9 642int auto_thaw = 0;
8523533c 643#ifdef WITH_CONTENT_SCAN
8768d548 644int av_failed = FALSE; /* boolean but accessed as vtype_int*/
8523533c
TK		 645uschar *av_scanner = US"sophie:/var/run/sophie"; /* AV scanner */
646#endif
059ec3d9 647
9a799bc0 648#if BASE_62 == 62
059ec3d9
PH		 649uschar *base62_chars=
650 US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
9a799bc0
PH		 651#else
652uschar *base62_chars= US"0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
653#endif
654
059ec3d9
PH		 655uschar *bi_command = NULL;
656uschar *big_buffer = NULL;
657int big_buffer_size = BIG_BUFFER_SIZE;
8523533c
TK		 658#ifdef EXPERIMENTAL_BRIGHTMAIL
659uschar *bmi_alt_location = NULL;
660uschar *bmi_base64_tracker_verdict = NULL;
661uschar *bmi_base64_verdict = NULL;
662uschar *bmi_config_file = US"/opt/brightmail/etc/brightmail.cfg";
663int bmi_deliver = 1;
664int bmi_run = 0;
665uschar *bmi_verdicts = NULL;
666#endif
32b8ce41 667int bsmtp_transaction_linecount = 0;
939c3e34 668int body_8bitmime = 0;
059ec3d9
PH		 669int body_linecount = 0;
670int body_zerocount = 0;
671uschar *bounce_message_file = NULL;
672uschar *bounce_message_text = NULL;
673uschar *bounce_recipient = NULL;
62b7cd08 674int bounce_return_linesize_limit = 998;
059ec3d9
PH		 675int bounce_return_size_limit = 100*1024;
676uschar *bounce_sender_authentication = NULL;
059ec3d9 677
055e2cb4 678uschar *callout_address = NULL;
059ec3d9
PH		 679int callout_cache_domain_positive_expire = 7*24*60*60;
680int callout_cache_domain_negative_expire = 3*60*60;
681int callout_cache_positive_expire = 24*60*60;
682int callout_cache_negative_expire = 2*60*60;
683uschar *callout_random_local_part = US"$primary_hostname-$tod_epoch-testing";
80a47a2c 684uschar *check_dns_names_pattern= US"(?i)^(?>(?(1)\\.|())[^\\W](?>[a-z0-9/_-]*[^\\W])?)+(\\.?)$";
ddf1b11a 685int check_log_inodes = 100;
a45431fa 686int_eximarith_t check_log_space = 10*1024; /* 10K Kbyte == 10MB */
ddf1b11a 687int check_spool_inodes = 100;
a45431fa 688int_eximarith_t check_spool_space = 10*1024; /* 10K Kbyte == 10MB */
18481de3 689
aa368db3 690uschar *chunking_advertise_hosts = US"*";
18481de3 691unsigned chunking_datasize = 0;
7e3ce68e 692unsigned chunking_data_left = 0;
18481de3 693chunking_state_t chunking_state= CHUNKING_NOT_OFFERED;
f98442df 694const pcre *regex_CHUNKING = NULL;
18481de3 695
aa368db3
JH		 696uschar *client_authenticator = NULL;
697uschar *client_authenticated_id = NULL;
698uschar *client_authenticated_sender = NULL;
059ec3d9
PH		 699int clmacro_count = 0;
700uschar *clmacros[MAX_CLMACROS];
059ec3d9 701FILE *config_file = NULL;
18d6b513 702const uschar *config_filename = NULL;
059ec3d9 703int config_lineno = 0;
35edf2ff
PH		 704#ifdef CONFIGURE_GROUP
705gid_t config_gid = CONFIGURE_GROUP;
19bfe9e7
HSHR		 706#else
707gid_t config_gid = 0;
35edf2ff 708#endif
059ec3d9
PH		 709uschar *config_main_filelist = US CONFIGURE_FILE
710 "\0<-----------Space to patch configure_filename->";
711uschar *config_main_filename = NULL;
98b8312f 712uschar *config_main_directory = NULL;
059ec3d9
PH		 713
714#ifdef CONFIGURE_OWNER
715uid_t config_uid = CONFIGURE_OWNER;
19bfe9e7
HSHR		 716#else
717uid_t config_uid = 0;
059ec3d9
PH		 718#endif
719
720int connection_max_messages= -1;
5013d912 721uschar *continue_proxy_cipher = NULL;
059ec3d9
PH		 722uschar *continue_hostname = NULL;
723uschar *continue_host_address = NULL;
059ec3d9
PH		 724int continue_sequence = 1;
725uschar *continue_transport = NULL;
726
e5a9dba6 727uschar *csa_status = NULL;
5032d1cf 728cut_t cutthrough = {
f2ed27cf
JH		 729 .callout_hold_only = FALSE, /* verify-only: normal delivery */
730 .delivery = FALSE, /* when to attempt */
731 .defer_pass = FALSE, /* on defer: spool locally */
732 .is_tls = FALSE, /* not a TLS conn yet */
74f1a423 733 .cctx = {.sock = -1}, /* open connection */
f2ed27cf 734 .nrcpt = 0, /* number of addresses */
5032d1cf 735};
e5a9dba6 736
059ec3d9 737uschar *daemon_smtp_port = US"smtp";
4aee0225
PH		 738int daemon_startup_retries = 9;
739int daemon_startup_sleep = 30;
6a8f9482
TK		 740
741#ifdef EXPERIMENTAL_DCC
6a8f9482
TK		 742uschar *dcc_header = NULL;
743uschar *dcc_result = NULL;
744uschar *dccifd_address = US"/usr/local/dcc/var/dccifd";
745uschar *dccifd_options = US"header";
746#endif
747
059ec3d9
PH		 748int debug_fd = -1;
749FILE *debug_file = NULL;
6c6d6e48
TF		 750int debug_notall[] = {
751 Di_memory,
ae8f9024 752 Di_noutf8,
6c6d6e48 753 -1
059ec3d9 754};
ae8f9024
JH		 755bit_table debug_options[] = { /* must be in alphabetical order and use
756 only the enum values from macro.h */
6c6d6e48
TF		 757 BIT_TABLE(D, acl),
758 BIT_TABLE(D, all),
759 BIT_TABLE(D, auth),
760 BIT_TABLE(D, deliver),
761 BIT_TABLE(D, dns),
762 BIT_TABLE(D, dnsbl),
763 BIT_TABLE(D, exec),
764 BIT_TABLE(D, expand),
765 BIT_TABLE(D, filter),
766 BIT_TABLE(D, hints_lookup),
767 BIT_TABLE(D, host_lookup),
768 BIT_TABLE(D, ident),
769 BIT_TABLE(D, interface),
770 BIT_TABLE(D, lists),
771 BIT_TABLE(D, load),
772 BIT_TABLE(D, local_scan),
773 BIT_TABLE(D, lookup),
774 BIT_TABLE(D, memory),
ae8f9024 775 BIT_TABLE(D, noutf8),
6c6d6e48
TF		 776 BIT_TABLE(D, pid),
777 BIT_TABLE(D, process_info),
778 BIT_TABLE(D, queue_run),
779 BIT_TABLE(D, receive),
780 BIT_TABLE(D, resolver),
781 BIT_TABLE(D, retry),
782 BIT_TABLE(D, rewrite),
783 BIT_TABLE(D, route),
784 BIT_TABLE(D, timestamp),
785 BIT_TABLE(D, tls),
786 BIT_TABLE(D, transport),
787 BIT_TABLE(D, uid),
788 BIT_TABLE(D, verify),
789};
790int debug_options_count = nelem(debug_options);
791
059ec3d9
PH		 792unsigned int debug_selector = 0;
793int delay_warning[DELAY_WARNING_SIZE] = { DELAY_WARNING_SIZE, 1, 24*60*60 };
5dff5817
PH		 794uschar *delay_warning_condition=
795 US"${if or {"
e85a7ad5 796 "{ !eq{$h_list-id:$h_list-post:$h_list-subscribe:}{} }"
5dff5817
PH		 797 "{ match{$h_precedence:}{(?i)bulk|list|junk} }"
798 "{ match{$h_auto-submitted:}{(?i)auto-generated|auto-replied} }"
799 "} {no}{yes}}";
059ec3d9
PH		 800uschar *deliver_address_data = NULL;
801int deliver_datafile = -1;
55414b25 802const uschar *deliver_domain = NULL;
059ec3d9 803uschar *deliver_domain_data = NULL;
55414b25
JH		 804const uschar *deliver_domain_orig = NULL;
805const uschar *deliver_domain_parent = NULL;
19050083 806time_t deliver_frozen_at = 0;
059ec3d9 807uschar *deliver_home = NULL;
55414b25
JH		 808const uschar *deliver_host = NULL;
809const uschar *deliver_host_address = NULL;
a7538db1 810int deliver_host_port = 0;
059ec3d9
PH		 811uschar *deliver_in_buffer = NULL;
812ino_t deliver_inode = 0;
813uschar *deliver_localpart = NULL;
814uschar *deliver_localpart_data = NULL;
815uschar *deliver_localpart_orig = NULL;
816uschar *deliver_localpart_parent = NULL;
817uschar *deliver_localpart_prefix = NULL;
818uschar *deliver_localpart_suffix = NULL;
059ec3d9
PH		 819uschar *deliver_out_buffer = NULL;
820int deliver_queue_load_max = -1;
821address_item *deliver_recipients = NULL;
822uschar *deliver_selectstring = NULL;
059ec3d9 823uschar *deliver_selectstring_sender = NULL;
059ec3d9 824
80a47a2c 825#ifndef DISABLE_DKIM
64b67b65 826unsigned dkim_collect_input = 0;
2df588c9 827uschar *dkim_cur_signer = NULL;
abe1010c 828int dkim_key_length = 0;
b4757e36 829void *dkim_signatures = NULL;
9e5d6b55 830uschar *dkim_signers = NULL;
f7572e5a
TK		 831uschar *dkim_signing_domain = NULL;
832uschar *dkim_signing_selector = NULL;
042e558f
JH		 833uschar *dkim_verify_hashes = US"sha256:sha512:sha1";
834uschar *dkim_verify_keytypes = US"ed25519:rsa";
835BOOL dkim_verify_minimal = FALSE;
2c47372f 836uschar *dkim_verify_overall = NULL;
9e5d6b55 837uschar *dkim_verify_signers = US"$dkim_signers";
a79d8834
JH		 838uschar *dkim_verify_status = NULL;
839uschar *dkim_verify_reason = NULL;
f7572e5a 840#endif
1a2e76e1 841#ifdef SUPPORT_DMARC
8c8b8274 842uschar *dmarc_domain_policy = NULL;
4840604e
TL		 843uschar *dmarc_forensic_sender = NULL;
844uschar *dmarc_history_file = NULL;
845uschar *dmarc_status = NULL;
846uschar *dmarc_status_text = NULL;
dbb8fff1 847uschar *dmarc_tld_file = US DMARC_TLD_FILE;
4840604e 848uschar *dmarc_used_domain = NULL;
4840604e 849#endif
f7572e5a 850
059ec3d9 851uschar *dns_again_means_nonexist = NULL;
e5a9dba6 852int dns_csa_search_limit = 5;
d8d9f930 853int dns_cname_loops = 1;
c0635b6d 854#ifdef SUPPORT_DANE
e682570f
TL		 855int dns_dane_ok = -1;
856#endif
059ec3d9
PH		 857uschar *dns_ipv4_lookup = NULL;
858int dns_retrans = 0;
859int dns_retry = 0;
0fbd9bff 860int dns_dnssec_ok = -1; /* <0 = not coerced */
9820a77f 861uschar *dns_trust_aa = NULL;
e97d1f08 862int dns_use_edns0 = -1; /* <0 = not coerced */
059ec3d9 863uschar *dnslist_domain = NULL;
93655c46 864uschar *dnslist_matched = NULL;
059ec3d9
PH		 865uschar *dnslist_text = NULL;
866uschar *dnslist_value = NULL;
867tree_node *domainlist_anchor = NULL;
868int domainlist_count = 0;
0e22dfd1 869uschar *dsn_from = US DEFAULT_DSN_FROM;
059ec3d9 870
059ec3d9
PH		 871int errno_quota = ERRNO_QUOTA;
872uschar *errors_copy = NULL;
873int error_handling = ERRORS_SENDER;
874uschar *errors_reply_to = NULL;
875int errors_sender_rc = EXIT_FAILURE;
0cbf2b82 876#ifndef DISABLE_EVENT
723fe533 877uschar *event_action = NULL; /* expansion for delivery events */
4c04137d 878uschar *event_data = NULL; /* auxiliary data variable for event */
723fe533 879int event_defer_errno = 0;
55414b25 880const uschar *event_name = NULL; /* event name variable */
723fe533
JH		 881#endif
882
059ec3d9
PH		 883
884gid_t exim_gid = EXIM_GID;
059ec3d9
PH		 885uschar *exim_path = US BIN_DIRECTORY "/exim"
886 "\0<---------------Space to patch exim_path->";
887uid_t exim_uid = EXIM_UID;
e1d04f48 888int expand_level = 0; /* Nesting depth, indent for debug */
059ec3d9
PH		 889int expand_forbid = 0;
890int expand_nlength[EXPAND_MAXN+1];
891int expand_nmax = -1;
892uschar *expand_nstring[EXPAND_MAXN+1];
059ec3d9 893uschar *expand_string_message;
059ec3d9
PH		 894uschar *extra_local_interfaces = NULL;
895
29aba418 896int fake_response = OK;
0e22dfd1
PH		 897uschar *fake_response_text = US"Your message has been rejected but is "
898 "being kept for evaluation.\nIf it was a "
899 "legitimate message, it may still be "
900 "delivered to the target recipient(s).";
059ec3d9 901int filter_n[FILTER_VARIABLE_COUNT];
059ec3d9 902int filter_sn[FILTER_VARIABLE_COUNT];
f05da2e8
PH		 903int filter_test = FTEST_NONE;
904uschar *filter_test_sfile = NULL;
905uschar *filter_test_ufile = NULL;
059ec3d9
PH		 906uschar *filter_thisaddress = NULL;
907int finduser_retries = 0;
908uid_t fixed_never_users[] = { FIXED_NEVER_USERS };
909uschar *freeze_tell = NULL;
6a3f1455 910uschar *freeze_tell_config = NULL;
059ec3d9
PH		 911uschar *fudged_queue_times = US"";
912
913uschar *gecos_name = NULL;
914uschar *gecos_pattern = NULL;
915rewrite_rule *global_rewrite_rules = NULL;
916
9723f966
JH		 917volatile sig_atomic_t had_command_timeout = 0;
918volatile sig_atomic_t had_command_sigterm = 0;
919volatile sig_atomic_t had_data_timeout = 0;
920volatile sig_atomic_t had_data_sigint = 0;
059ec3d9
PH		 921uschar *headers_charset = US HEADERS_CHARSET;
922int header_insert_maxlen = 64 * 1024;
923header_line *header_last = NULL;
924header_line *header_list = NULL;
925int header_maxsize = HEADER_MAXSIZE;
926int header_line_maxsize = 0;
927
928header_name header_names[] = {
f2ed27cf
JH		 929 /* name len allow_resent htype */
930 { US"bcc", 3, TRUE, htype_bcc },
931 { US"cc", 2, TRUE, htype_cc },
932 { US"date", 4, TRUE, htype_date },
933 { US"delivery-date", 13, FALSE, htype_delivery_date },
934 { US"envelope-to", 11, FALSE, htype_envelope_to },
935 { US"from", 4, TRUE, htype_from },
936 { US"message-id", 10, TRUE, htype_id },
937 { US"received", 8, FALSE, htype_received },
938 { US"reply-to", 8, FALSE, htype_reply_to },
939 { US"return-path", 11, FALSE, htype_return_path },
940 { US"sender", 6, TRUE, htype_sender },
941 { US"subject", 7, FALSE, htype_subject },
942 { US"to", 2, TRUE, htype_to }
059ec3d9
PH		 943};
944
617d3932 945int header_names_size = nelem(header_names);
059ec3d9 946
059ec3d9
PH		 947uschar *helo_accept_junk_hosts = NULL;
948uschar *helo_allow_chars = US"";
949uschar *helo_lookup_domains = US"@ : @[]";
950uschar *helo_try_verify_hosts = NULL;
059ec3d9 951uschar *helo_verify_hosts = NULL;
1ba28e2b 952const uschar *hex_digits = CUS"0123456789abcdef";
059ec3d9 953uschar *hold_domains = NULL;
059ec3d9 954uschar *host_data = NULL;
059ec3d9 955uschar *host_lookup = NULL;
059ec3d9
PH		 956uschar *host_lookup_order = US"bydns:byaddr";
957uschar *host_lookup_msg = US"";
958int host_number = 0;
959uschar *host_number_string = NULL;
960uschar *host_reject_connection = NULL;
961tree_node *hostlist_anchor = NULL;
962int hostlist_count = 0;
963uschar *hosts_treat_as_local = NULL;
964uschar *hosts_connection_nolog = NULL;
965
966int ignore_bounce_errors_after = 10*7*24*60*60; /* 10 weeks */
059ec3d9 967uschar *ignore_fromline_hosts = NULL;
9ee44efb 968int inetd_wait_timeout = -1;
3615fa9a 969uschar *initial_cwd = NULL;
059ec3d9
PH		 970uschar *interface_address = NULL;
971int interface_port = -1;
0ce9abe6 972uschar *iterate_item = NULL;
059ec3d9
PH		 973
974int journal_fd = -1;
975
bc3c7bb7
HSHR		 976uschar *keep_environment = NULL;
977
059ec3d9
PH		 978int keep_malformed = 4*24*60*60; /* 4 days */
979
980uschar *eldap_dn = NULL;
981int load_average = -2;
059ec3d9
PH		 982uschar *local_from_prefix = NULL;
983uschar *local_from_suffix = NULL;
984
985#if HAVE_IPV6
986uschar *local_interfaces = US"<; ::0 ; 0.0.0.0";
987#else
988uschar *local_interfaces = US"0.0.0.0";
989#endif
990
9723f966 991#ifdef HAVE_LOCAL_SCAN
059ec3d9
PH		 992uschar *local_scan_data = NULL;
993int local_scan_timeout = 5*60;
9723f966 994#endif
059ec3d9
PH		 995gid_t local_user_gid = (gid_t)(-1);
996uid_t local_user_uid = (uid_t)(-1);
997
998tree_node *localpartlist_anchor= NULL;
999int localpartlist_count = 0;
1000uschar *log_buffer = NULL;
6c6d6e48
TF		 1001
1002int log_default[] = { /* for initializing log_selector */
1003 Li_acl_warn_skipped,
1004 Li_connection_reject,
1005 Li_delay_delivery,
2c47372f 1006 Li_dkim,
6c6d6e48
TF		 1007 Li_dnslist_defer,
1008 Li_etrn,
1009 Li_host_lookup_failed,
1010 Li_lost_incoming_connection,
ac881e27 1011 Li_outgoing_interface, /* see d_log_interface in deliver.c */
049782c0 1012 Li_msg_id,
6c6d6e48
TF		 1013 Li_queue_run,
1014 Li_rejected_header,
1015 Li_retry_defer,
1016 Li_sender_verify_fail,
1017 Li_size_reject,
1018 Li_skip_delivery,
1019 Li_smtp_confirmation,
1020 Li_tls_certificate_verified,
1021 Li_tls_cipher,
1022 -1
1023};
1024
059ec3d9
PH		 1025uschar *log_file_path = US LOG_FILE_PATH
1026 "\0<--------------Space to patch log_file_path->";
1027
6c6d6e48
TF		 1028int log_notall[] = {
1029 -1
1030};
b10c87b3
JH		 1031bit_table log_options[] = { /* must be in alphabetical order,
1032 with definitions from enum logbit. */
6c6d6e48
TF		 1033 BIT_TABLE(L, 8bitmime),
1034 BIT_TABLE(L, acl_warn_skipped),
1035 BIT_TABLE(L, address_rewrite),
1036 BIT_TABLE(L, all),
1037 BIT_TABLE(L, all_parents),
1038 BIT_TABLE(L, arguments),
1039 BIT_TABLE(L, connection_reject),
1040 BIT_TABLE(L, delay_delivery),
1041 BIT_TABLE(L, deliver_time),
1042 BIT_TABLE(L, delivery_size),
2c47372f
JH		 1043#ifndef DISABLE_DKIM
1044 BIT_TABLE(L, dkim),
1045 BIT_TABLE(L, dkim_verbose),
1046#endif
6c6d6e48 1047 BIT_TABLE(L, dnslist_defer),
fc16abb4 1048 BIT_TABLE(L, dnssec),
6c6d6e48
TF		 1049 BIT_TABLE(L, etrn),
1050 BIT_TABLE(L, host_lookup_failed),
1051 BIT_TABLE(L, ident_timeout),
1052 BIT_TABLE(L, incoming_interface),
1053 BIT_TABLE(L, incoming_port),
1054 BIT_TABLE(L, lost_incoming_connection),
571b2715 1055 BIT_TABLE(L, millisec),
049782c0
JH		 1056 BIT_TABLE(L, msg_id),
1057 BIT_TABLE(L, msg_id_created),
ac881e27 1058 BIT_TABLE(L, outgoing_interface),
6c6d6e48
TF		 1059 BIT_TABLE(L, outgoing_port),
1060 BIT_TABLE(L, pid),
7c576fca 1061 BIT_TABLE(L, pipelining),
2c47372f 1062#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
6c6d6e48
TF		 1063 BIT_TABLE(L, proxy),
1064#endif
1065 BIT_TABLE(L, queue_run),
1066 BIT_TABLE(L, queue_time),
1067 BIT_TABLE(L, queue_time_overall),
306c6c77 1068 BIT_TABLE(L, receive_time),
6c6d6e48
TF		 1069 BIT_TABLE(L, received_recipients),
1070 BIT_TABLE(L, received_sender),
1071 BIT_TABLE(L, rejected_header),
1072 { US"rejected_headers", Li_rejected_header },
1073 BIT_TABLE(L, retry_defer),
1074 BIT_TABLE(L, return_path_on_delivery),
1075 BIT_TABLE(L, sender_on_delivery),
1076 BIT_TABLE(L, sender_verify_fail),
1077 BIT_TABLE(L, size_reject),
1078 BIT_TABLE(L, skip_delivery),
1079 BIT_TABLE(L, smtp_confirmation),
1080 BIT_TABLE(L, smtp_connection),
1081 BIT_TABLE(L, smtp_incomplete_transaction),
1082 BIT_TABLE(L, smtp_mailauth),
1083 BIT_TABLE(L, smtp_no_mail),
1084 BIT_TABLE(L, smtp_protocol_error),
1085 BIT_TABLE(L, smtp_syntax_error),
1086 BIT_TABLE(L, subject),
1087 BIT_TABLE(L, tls_certificate_verified),
1088 BIT_TABLE(L, tls_cipher),
1089 BIT_TABLE(L, tls_peerdn),
b10c87b3 1090 BIT_TABLE(L, tls_resumption),
6c6d6e48
TF		 1091 BIT_TABLE(L, tls_sni),
1092 BIT_TABLE(L, unknown_in_list),
059ec3d9 1093};
6c6d6e48 1094int log_options_count = nelem(log_options);
059ec3d9 1095
6ea85e9a 1096int log_reject_target = 0;
6c6d6e48 1097unsigned int log_selector[log_selector_size]; /* initialized in main() */
059ec3d9
PH		 1098uschar *log_selector_string = NULL;
1099FILE *log_stderr = NULL;
059ec3d9 1100uschar *login_sender_address = NULL;
4e0983dc 1101uschar *lookup_dnssec_authenticated = NULL;
059ec3d9
PH		 1102int lookup_open_max = 25;
1103uschar *lookup_value = NULL;
1104
85e03244 1105macro_item *macros_user = NULL;
059ec3d9 1106uschar *mailstore_basename = NULL;
8523533c
TK		 1107#ifdef WITH_CONTENT_SCAN
1108uschar *malware_name = NULL; /* Virus Name */
1109#endif
d677b2f2 1110int max_received_linelength= 0;
059ec3d9
PH		 1111int max_username_length = 0;
1112int message_age = 0;
1113uschar *message_body = NULL;
1114uschar *message_body_end = NULL;
1115int message_body_size = 0;
1116int message_body_visible = 500;
1117int message_ended = END_NOTSTARTED;
1118uschar *message_headers = NULL;
1119uschar *message_id;
1120uschar *message_id_domain = NULL;
1121uschar *message_id_text = NULL;
1122struct timeval message_id_tv = { 0, 0 };
1123uschar message_id_option[MESSAGE_ID_LENGTH + 3];
1124uschar *message_id_external;
1125int message_linecount = 0;
059ec3d9
PH		 1126int message_size = 0;
1127uschar *message_size_limit = US"50M";
8c5d388a 1128#ifdef SUPPORT_I18N
3c8b3577 1129int message_utf8_downconvert = 0; /* -1 ifneeded; 0 never; 1 always */
eb02f5df 1130#endif
059ec3d9
PH		 1131uschar message_subdir[2] = { 0, 0 };
1132uschar *message_reference = NULL;
8523533c
TK		 1133
1134/* MIME ACL expandables */
1135#ifdef WITH_CONTENT_SCAN
f7b63901 1136int mime_anomaly_level = 0;
1ba28e2b 1137const uschar *mime_anomaly_text = NULL;
8523533c
TK		 1138uschar *mime_boundary = NULL;
1139uschar *mime_charset = NULL;
1140uschar *mime_content_description = NULL;
1141uschar *mime_content_disposition = NULL;
1142uschar *mime_content_id = NULL;
1143unsigned int mime_content_size = 0;
1144uschar *mime_content_transfer_encoding = NULL;
1145uschar *mime_content_type = NULL;
1146uschar *mime_decoded_filename = NULL;
1147uschar *mime_filename = NULL;
1148int mime_is_multipart = 0;
1149int mime_is_coverletter = 0;
1150int mime_is_rfc822 = 0;
1151int mime_part_count = -1;
1152#endif
1153
059ec3d9 1154uid_t *never_users = NULL;
059ec3d9 1155
fb05276a
JH		 1156const int on = 1; /* for setsockopt */
1157const int off = 0;
1158
059ec3d9
PH		 1159uid_t original_euid;
1160gid_t originator_gid;
1161uschar *originator_login = NULL;
1162uschar *originator_name = NULL;
1163uid_t originator_uid;
1164uschar *override_local_interfaces = NULL;
1165uschar *override_pid_file_path = NULL;
1166
059ec3d9
PH		 1167uschar *percent_hack_domains = NULL;
1168uschar *pid_file_path = US PID_FILE_PATH
1169 "\0<--------------Space to patch pid_file_path->";
4e48d56c 1170#ifdef SUPPORT_PIPE_CONNECT
ee8b8090
JH		 1171uschar *pipe_connect_advertise_hosts = US"*";
1172#endif
059ec3d9 1173uschar *pipelining_advertise_hosts = US"*";
059ec3d9 1174uschar *primary_hostname = NULL;
f3ebb786 1175uschar *process_info;
921b12ca 1176int process_info_len = 0;
059ec3d9 1177uschar *process_log_path = NULL;
a3c86431 1178
e6d2a989 1179#if defined(SUPPORT_PROXY) || defined(SUPPORT_SOCKS)
eb58ddf5
JH		 1180uschar *hosts_proxy = NULL;
1181uschar *proxy_external_address = NULL;
e6d2a989 1182int proxy_external_port = 0;
eb58ddf5 1183uschar *proxy_local_address = NULL;
e6d2a989 1184int proxy_local_port = 0;
a3c86431
TL		 1185#endif
1186
fffda43a
TK		 1187uschar *prvscheck_address = NULL;
1188uschar *prvscheck_keynum = NULL;
1189uschar *prvscheck_result = NULL;
1190
059ec3d9 1191
55414b25 1192const uschar *qualify_domain_recipient = NULL;
059ec3d9 1193uschar *qualify_domain_sender = NULL;
059ec3d9
PH		 1194uschar *queue_domains = NULL;
1195int queue_interval = -1;
a2da3176 1196uschar *queue_name = US"";
059ec3d9
PH		 1197uschar *queue_only_file = NULL;
1198int queue_only_load = -1;
0cd5fd23 1199uschar *queue_run_max = US"5";
059ec3d9
PH		 1200pid_t queue_run_pid = (pid_t)0;
1201int queue_run_pipe = -1;
059ec3d9
PH		 1202uschar *queue_smtp_domains = NULL;
1203
3ea7e280 1204uint32_t random_seed = 0;
fe0dab11 1205tree_node *ratelimiters_cmd = NULL;
870f6ba8
TF		 1206tree_node *ratelimiters_conn = NULL;
1207tree_node *ratelimiters_mail = NULL;
059ec3d9
PH		 1208uschar *raw_active_hostname = NULL;
1209uschar *raw_sender = NULL;
1210uschar **raw_recipients = NULL;
1211int raw_recipients_count = 0;
1212
1213int rcpt_count = 0;
1214int rcpt_fail_count = 0;
1215int rcpt_defer_count = 0;
1216gid_t real_gid;
1217uid_t real_uid;
059ec3d9
PH		 1218int receive_linecount = 0;
1219int receive_messagecount = 0;
1220int receive_timeout = 0;
1221int received_count = 0;
1222uschar *received_for = NULL;
1223
1224/* This is the default text for Received headers generated by Exim. The
1225date will be automatically added on the end. */
1226
1227uschar *received_header_text = US
1228 "Received: "
1229 "${if def:sender_rcvhost {from $sender_rcvhost\n\t}"
f1be21cf
JH		 1230 "{${if def:sender_ident {from ${quote_local_part:$sender_ident} }}"
1231 "${if def:sender_helo_name {(helo=$sender_helo_name)\n\t}}}}"
059ec3d9 1232 "by $primary_hostname "
f1be21cf 1233 "${if def:received_protocol {with $received_protocol }}"
01603eec 1234#ifndef DISABLE_TLS
f1be21cf
JH		 1235 "${if def:tls_in_cipher_std { tls $tls_in_cipher_std\n\t}}"
1236#endif
059ec3d9 1237 "(Exim $version_number)\n\t"
3e46c1aa 1238 "${if def:sender_address {(envelope-from <$sender_address>)\n\t}}"
1ab52c69 1239 "id $message_exim_id"
059ec3d9
PH		 1240 "${if def:received_for {\n\tfor $received_for}}"
1241 "\0<---------------Space to patch received_header_text->";
1242
1243int received_headers_max = 30;
1244uschar *received_protocol = NULL;
32dfdf8b 1245struct timeval received_time = { 0, 0 };
306c6c77 1246struct timeval received_time_taken = { 0, 0 };
059ec3d9
PH		 1247uschar *recipient_data = NULL;
1248uschar *recipient_unqualified_hosts = NULL;
2c7db3f5 1249uschar *recipient_verify_failure = NULL;
059ec3d9 1250int recipients_count = 0;
059ec3d9
PH		 1251recipient_item *recipients_list = NULL;
1252int recipients_list_max = 0;
1253int recipients_max = 0;
059ec3d9
PH		 1254const pcre *regex_AUTH = NULL;
1255const pcre *regex_check_dns_names = NULL;
1256const pcre *regex_From = NULL;
f1513293 1257const pcre *regex_IGNOREQUOTA = NULL;
059ec3d9
PH		 1258const pcre *regex_PIPELINING = NULL;
1259const pcre *regex_SIZE = NULL;
4e48d56c 1260#ifdef SUPPORT_PIPE_CONNECT
ee8b8090
JH		 1261const pcre *regex_EARLY_PIPE = NULL;
1262#endif
059ec3d9 1263const pcre *regex_ismsgid = NULL;
f38917cc
JH		 1264const pcre *regex_smtp_code = NULL;
1265uschar *regex_vars[REGEX_VARS];
a7cbbf50
PP		 1266#ifdef WHITELIST_D_MACROS
1267const pcre *regex_whitelisted_macro = NULL;
1268#endif
8523533c
TK		 1269#ifdef WITH_CONTENT_SCAN
1270uschar *regex_match_string = NULL;
1271#endif
059ec3d9
PH		 1272int remote_delivery_count = 0;
1273int remote_max_parallel = 2;
1274uschar *remote_sort_domains = NULL;
1275int retry_data_expire = 7*24*60*60;
1276int retry_interval_max = 24*60*60;
1277int retry_maximum_timeout = 0; /* set from retry config */
1278retry_config *retries = NULL;
1279uschar *return_path = NULL;
059ec3d9 1280int rewrite_existflags = 0;
f926e272
JH		 1281uschar *rfc1413_hosts = US"@[]";
1282int rfc1413_query_timeout = 0;
c1d94452 1283uid_t root_gid = ROOT_GID;
059ec3d9
PH		 1284uid_t root_uid = ROOT_UID;
1285
1286router_instance *routers = NULL;
1287router_instance router_defaults = {
f2ed27cf
JH		 1288 .next = NULL,
1289 .name = NULL,
1290 .info = NULL,
1291 .options_block = NULL,
1292 .driver_name = NULL,
059ec3d9 1293
f2ed27cf 1294 .address_data = NULL,
8523533c 1295#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf 1296 .bmi_rule = NULL,
8e669ac1 1297#endif
f2ed27cf
JH		 1298 .cannot_route_message = NULL,
1299 .condition = NULL,
1300 .current_directory = NULL,
1301 .debug_string = NULL,
1302 .domains = NULL,
1303 .errors_to = NULL,
1304 .expand_gid = NULL,
1305 .expand_uid = NULL,
1306 .expand_more = NULL,
1307 .expand_unseen = NULL,
1308 .extra_headers = NULL,
1309 .fallback_hosts = NULL,
1310 .home_directory = NULL,
1311 .ignore_target_hosts = NULL,
1312 .local_parts = NULL,
1313 .pass_router_name = NULL,
1314 .prefix = NULL,
1315 .redirect_router_name = NULL,
1316 .remove_headers = NULL,
1317 .require_files = NULL,
1318 .router_home_directory = NULL,
1319 .self = US"freeze",
1320 .senders = NULL,
1321 .suffix = NULL,
1322 .translate_ip_address = NULL,
1323 .transport_name = NULL,
1324
1325 .address_test = TRUE,
8523533c 1326#ifdef EXPERIMENTAL_BRIGHTMAIL
f2ed27cf
JH		 1327 .bmi_deliver_alternate = FALSE,
1328 .bmi_deliver_default = FALSE,
1329 .bmi_dont_deliver = FALSE,
8523533c 1330#endif
f2ed27cf
JH		 1331 .expn = TRUE,
1332 .caseful_local_part = FALSE,
1333 .check_local_user = FALSE,
1334 .disable_logging = FALSE,
1335 .fail_verify_recipient = FALSE,
1336 .fail_verify_sender = FALSE,
1337 .gid_set = FALSE,
1338 .initgroups = FALSE,
1339 .log_as_local = TRUE_UNSET,
1340 .more = TRUE,
1341 .pass_on_timeout = FALSE,
1342 .prefix_optional = FALSE,
1343 .repeat_use = TRUE,
1344 .retry_use_local_part = TRUE_UNSET,
1345 .same_domain_copy_routing = FALSE,
1346 .self_rewrite = FALSE,
fa7b17bd 1347 .set = NULL,
f2ed27cf
JH		 1348 .suffix_optional = FALSE,
1349 .verify_only = FALSE,
1350 .verify_recipient = TRUE,
1351 .verify_sender = TRUE,
1352 .uid_set = FALSE,
1353 .unseen = FALSE,
1354 .dsn_lasthop = FALSE,
1355
1356 .self_code = self_freeze,
1357 .uid = (uid_t)(-1),
1358 .gid = (gid_t)(-1),
1359
1360 .fallback_hostlist = NULL,
1361 .transport = NULL,
1362 .pass_router = NULL,
1363 .redirect_router = NULL,
1364
1365 .dnssec = { NULL, NULL }, /* dnssec_domains {require,request} */
059ec3d9
PH		 1366};
1367
181d9bf8 1368uschar *router_name = NULL;
fa7b17bd 1369tree_node *router_var = NULL;
181d9bf8 1370
059ec3d9 1371ip_address_item *running_interfaces = NULL;
059ec3d9
PH		 1372
1373/* This is a weird one. The following string gets patched in the binary by the
1374script that sets up a copy of Exim for running in the test harness. It seems
1375that compilers are now clever, and share constant strings if they can.
1376Elsewhere in Exim the string "<" is used. The compiler optimization seems to
1377make use of the end of this string in order to save space. So the patching then
8669f003 1378wrecks this. We defeat this optimization by adding some additional characters
059ec3d9
PH		 1379onto the end of the string. */
1380
1381uschar *running_status = US">>>running<<<" "\0EXTRA";
1382
1383int runrc = 0;
1384
1385uschar *search_error_message = NULL;
059ec3d9
PH		 1386uschar *self_hostname = NULL;
1387uschar *sender_address = NULL;
1388unsigned int sender_address_cache[(MAX_NAMED_LIST * 2)/32];
2a3eea10 1389uschar *sender_address_data = NULL;
059ec3d9
PH		 1390uschar *sender_address_unrewritten = NULL;
1391uschar *sender_data = NULL;
1392unsigned int sender_domain_cache[(MAX_NAMED_LIST * 2)/32];
1393uschar *sender_fullhost = NULL;
1394uschar *sender_helo_name = NULL;
1395uschar **sender_host_aliases = &no_aliases;
1396uschar *sender_host_address = NULL;
1397uschar *sender_host_authenticated = NULL;
c44ff8be 1398uschar *sender_host_auth_pubname = NULL;
059ec3d9
PH		 1399unsigned int sender_host_cache[(MAX_NAMED_LIST * 2)/32];
1400uschar *sender_host_name = NULL;
1401int sender_host_port = 0;
059ec3d9 1402uschar *sender_ident = NULL;
870f6ba8
TF		 1403uschar *sender_rate = NULL;
1404uschar *sender_rate_limit = NULL;
1405uschar *sender_rate_period = NULL;
059ec3d9 1406uschar *sender_rcvhost = NULL;
059ec3d9 1407uschar *sender_unqualified_hosts = NULL;
2c7db3f5 1408uschar *sender_verify_failure = NULL;
059ec3d9
PH		 1409address_item *sender_verified_list = NULL;
1410address_item *sender_verified_failed = NULL;
1411int sender_verified_rc = -1;
41c7c167
PH		 1412uschar *sending_ip_address = NULL;
1413int sending_port = -1;
cd59ab18 1414SIGNAL_BOOL sigalrm_seen = FALSE;
c2a1bba0 1415const uschar *sigalarm_setter = NULL;
059ec3d9 1416uschar **sighup_argv = NULL;
846430d9 1417int slow_lookup_log = 0; /* millisecs, zero disables */
059ec3d9 1418int smtp_accept_count = 0;
059ec3d9
PH		 1419int smtp_accept_max = 20;
1420int smtp_accept_max_nonmail= 10;
1421uschar *smtp_accept_max_nonmail_hosts = US"*";
1422int smtp_accept_max_per_connection = 1000;
1423uschar *smtp_accept_max_per_host = NULL;
1424int smtp_accept_queue = 0;
1425int smtp_accept_queue_per_connection = 10;
1426int smtp_accept_reserve = 0;
1427uschar *smtp_active_hostname = NULL;
1f5b4c3d 1428uschar *smtp_banner = US"$smtp_active_hostname ESMTP "
059ec3d9
PH		 1429 "Exim $version_number $tod_full"
1430 "\0<---------------Space to patch smtp_banner->";
b4ed4da0 1431int smtp_ch_index = 0;
3ee512ff
PH		 1432uschar *smtp_cmd_argument = NULL;
1433uschar *smtp_cmd_buffer = NULL;
0f1a8658 1434struct timeval smtp_connection_start = {0,0};
b4ed4da0 1435uschar smtp_connection_had[SMTP_HBUFF_SIZE];
059ec3d9
PH		 1436int smtp_connect_backlog = 20;
1437double smtp_delay_mail = 0.0;
1438double smtp_delay_rcpt = 0.0;
059ec3d9 1439FILE *smtp_in = NULL;
059ec3d9
PH		 1440int smtp_load_reserve = -1;
1441int smtp_mailcmd_count = 0;
1442FILE *smtp_out = NULL;
1443uschar *smtp_etrn_command = NULL;
059ec3d9
PH		 1444int smtp_max_synprot_errors= 3;
1445int smtp_max_unknown_commands = 3;
8f128379 1446uschar *smtp_notquit_reason = NULL;
059ec3d9
PH		 1447uschar *smtp_ratelimit_hosts = NULL;
1448uschar *smtp_ratelimit_mail = NULL;
1449uschar *smtp_ratelimit_rcpt = NULL;
1450uschar *smtp_read_error = US"";
1451int smtp_receive_timeout = 5*60;
1ad6489e 1452uschar *smtp_receive_timeout_s = NULL;
059ec3d9 1453uschar *smtp_reserve_hosts = NULL;
059ec3d9
PH		 1454int smtp_rlm_base = 0;
1455double smtp_rlm_factor = 0.0;
1456int smtp_rlm_limit = 0;
1457int smtp_rlm_threshold = INT_MAX;
1458int smtp_rlr_base = 0;
1459double smtp_rlr_factor = 0.0;
1460int smtp_rlr_limit = 0;
1461int smtp_rlr_threshold = INT_MAX;
2d14f397
JH		 1462unsigned smtp_peer_options = 0;
1463unsigned smtp_peer_options_wrap= 0;
8c5d388a 1464#ifdef SUPPORT_I18N
9d4319df 1465uschar *smtputf8_advertise_hosts = US"*"; /* overridden under test-harness */
3d1451ea 1466#endif
8523533c
TK		 1467
1468#ifdef WITH_CONTENT_SCAN
1469uschar *spamd_address = US"127.0.0.1 783";
1470uschar *spam_bar = NULL;
1471uschar *spam_report = NULL;
c5f280e2 1472uschar *spam_action = NULL;
8523533c
TK		 1473uschar *spam_score = NULL;
1474uschar *spam_score_int = NULL;
1475#endif
7952eef9 1476#ifdef SUPPORT_SPF
65a7d8c3 1477uschar *spf_guess = US"v=spf1 a/24 mx/24 ptr ?all";
8523533c
TK		 1478uschar *spf_header_comment = NULL;
1479uschar *spf_received = NULL;
1480uschar *spf_result = NULL;
1481uschar *spf_smtp_comment = NULL;
1482#endif
1483
1bd642c2 1484FILE *spool_data_file = NULL;
059ec3d9
PH		 1485uschar *spool_directory = US SPOOL_DIRECTORY
1486 "\0<--------------Space to patch spool_directory->";
8523533c
TK		 1487#ifdef EXPERIMENTAL_SRS
1488uschar *srs_config = NULL;
1489uschar *srs_db_address = NULL;
1490uschar *srs_db_key = NULL;
384152a6
TK		 1491int srs_hashlength = 6;
1492int srs_hashmin = -1;
1493int srs_maxage = 31;
8523533c
TK		 1494uschar *srs_orig_recipient = NULL;
1495uschar *srs_orig_sender = NULL;
1496uschar *srs_recipient = NULL;
384152a6 1497uschar *srs_secrets = NULL;
8523533c 1498uschar *srs_status = NULL;
8e669ac1 1499#endif
059ec3d9 1500int string_datestamp_offset= -1;
f1e5fef5
PP		 1501int string_datestamp_length= 0;
1502int string_datestamp_type = -1;
059ec3d9 1503uschar *submission_domain = NULL;
2fe1a124 1504uschar *submission_name = NULL;
059ec3d9
PH		 1505int syslog_facility = LOG_MAIL;
1506uschar *syslog_processname = US"exim";
059ec3d9
PH		 1507uschar *system_filter = NULL;
1508
1509uschar *system_filter_directory_transport = NULL;
1510uschar *system_filter_file_transport = NULL;
1511uschar *system_filter_pipe_transport = NULL;
1512uschar *system_filter_reply_transport = NULL;
1513
1514gid_t system_filter_gid = 0;
79d4bc3d 1515uid_t system_filter_uid = (uid_t)-1;
059ec3d9 1516
0ab63f3d 1517blob tcp_fastopen_nodata = { .data = NULL, .len = 0 };
06e272a3 1518tfo_state_t tcp_out_fastopen = TFO_NOT_USED;
5dc43717
JJ		 1519#ifdef USE_TCP_WRAPPERS
1520uschar *tcp_wrappers_daemon_name = US TCP_WRAPPERS_DAEMON_NAME;
1521#endif
8669f003 1522int test_harness_load_avg = 0;
059ec3d9
PH		 1523int thismessage_size_limit = 0;
1524int timeout_frozen_after = 0;
9f01e50d
JH		 1525#ifdef MEASURE_TIMING
1526struct timeval timestamp_startup;
1527#endif
059ec3d9
PH		 1528
1529transport_instance *transports = NULL;
1530
1531transport_instance transport_defaults = {
f2ed27cf
JH		 1532 .next = NULL,
1533 .name = NULL,
1534 .info = NULL,
1535 .options_block = NULL,
1536 .driver_name = NULL,
1537 .setup = NULL,
1538 .batch_max = 1,
1539 .batch_id = NULL,
1540 .home_dir = NULL,
1541 .current_dir = NULL,
1542 .expand_multi_domain = NULL,
1543 .multi_domain = TRUE,
1544 .overrides_hosts = FALSE,
1545 .max_addresses = 100,
1546 .connection_max_messages = 500,
1547 .deliver_as_creator = FALSE,
1548 .disable_logging = FALSE,
1549 .initgroups = FALSE,
1550 .uid_set = FALSE,
1551 .gid_set = FALSE,
1552 .uid = (uid_t)(-1),
1553 .gid = (gid_t)(-1),
1554 .expand_uid = NULL,
1555 .expand_gid = NULL,
1556 .warn_message = NULL,
1557 .shadow = NULL,
1558 .shadow_condition = NULL,
1559 .filter_command = NULL,
1560 .add_headers = NULL,
1561 .remove_headers = NULL,
1562 .return_path = NULL,
1563 .debug_string = NULL,
1564 .max_parallel = NULL,
1565 .message_size_limit = NULL,
1566 .headers_rewrite = NULL,
1567 .rewrite_rules = NULL,
1568 .rewrite_existflags = 0,
1569 .filter_timeout = 300,
1570 .body_only = FALSE,
1571 .delivery_date_add = FALSE,
1572 .envelope_to_add = FALSE,
1573 .headers_only = FALSE,
1574 .rcpt_include_affixes = FALSE,
1575 .return_path_add = FALSE,
1576 .return_output = FALSE,
1577 .return_fail_output = FALSE,
1578 .log_output = FALSE,
1579 .log_fail_output = FALSE,
1580 .log_defer_output = FALSE,
1581 .retry_use_local_part = TRUE_UNSET, /* retry_use_local_part: BOOL, but set neither
1582 1 nor 0 so can detect unset */
0cbf2b82 1583#ifndef DISABLE_EVENT
f2ed27cf 1584 .event_action = NULL
533aaf91 1585#endif
059ec3d9
PH		 1586};
1587
1588int transport_count;
181d9bf8 1589uschar *transport_name = NULL;
332f5cf3 1590int transport_newlines;
55414b25 1591const uschar **transport_filter_argv = NULL;
059ec3d9
PH		 1592int transport_filter_timeout;
1593int transport_write_timeout= 0;
1594
1595tree_node *tree_dns_fails = NULL;
1596tree_node *tree_duplicates = NULL;
1597tree_node *tree_nonrecipients = NULL;
1598tree_node *tree_unusable = NULL;
1599
059ec3d9
PH		 1600gid_t *trusted_groups = NULL;
1601uid_t *trusted_users = NULL;
1602uschar *timezone_string = US TIMEZONE_DEFAULT;
1603
1604uschar *unknown_login = NULL;
1605uschar *unknown_username = NULL;
1606uschar *untrusted_set_sender = NULL;
1607
1608/* A regex for matching a "From_" line in an incoming message, in the form
1609
1610 From ph10 Fri Jan 5 12:35 GMT 1996
1611
1612which the "mail" commands send to the MTA (undocumented, of course), or in
1613the form
1614
1615 From ph10 Fri, 7 Jan 97 14:00:00 GMT
1616
1617which is apparently used by some UUCPs, despite it not being in RFC 976.
1618Because of variations in time formats, just match up to the minutes. That
1619should be sufficient. Examples have been seen of time fields like 12:1:03,
1620so just require one digit for hours and minutes. The weekday is also absent
1621in some forms. */
1622
1623uschar *uucp_from_pattern = US
1624 "^From\\s+(\\S+)\\s+(?:[a-zA-Z]{3},?\\s+)?" /* Common start */
1625 "(?:" /* Non-extracting bracket */
1626 "[a-zA-Z]{3}\\s+\\d?\\d|" /* First form */
1627 "\\d?\\d\\s+[a-zA-Z]{3}\\s+\\d\\d(?:\\d\\d)?" /* Second form */
1628 ")" /* End alternation */
1629 "\\s+\\d\\d?:\\d\\d?"; /* Start of time */
1630
1631uschar *uucp_from_sender = US"$1";
1632
aec45841 1633uschar *verify_mode = NULL;
f45100a3 1634uschar *version_copyright =
f9ba5e22 1635 US"Copyright (c) University of Cambridge, 1995 - 2018\n"
c45e9ca1 1636 "(c) The Exim Maintainers and contributors in ACKNOWLEDGMENTS file, 2007 - 2018";
059ec3d9
PH		 1637uschar *version_date = US"?";
1638uschar *version_cnumber = US"????";
1639uschar *version_string = US"?";
1640
aec45841 1641uschar *warn_message_file = NULL;
059ec3d9 1642int warning_count = 0;
aec45841
JH		 1643uschar *warnmsg_delay = NULL;
1644uschar *warnmsg_recipients = NULL;
aec45841 1645
059ec3d9
PH		 1646
1647/* End of globals.c */
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